Browser Plugin: New Implementation (Renderer Side)

content/renderer/render_process_impl.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_RENDERER_RENDER_PROCESS_IMPL_H_
 #define CONTENT_RENDERER_RENDER_PROCESS_IMPL_H_
 
 #include "base/timer.h"
 #include "content/renderer/render_process.h"
 
@@ skipping 10 matching lines @@
   virtual ~RenderProcessImpl();
 
   // RenderProcess implementation.
   virtual skia::PlatformCanvas* GetDrawingCanvas(
       TransportDIB** memory,
       const gfx::Rect& rect) OVERRIDE;
   virtual void ReleaseTransportDIB(TransportDIB* memory) OVERRIDE;
   virtual bool UseInProcessPlugins() const OVERRIDE;
   virtual void AddBindings(int bindings) OVERRIDE;
   virtual int GetEnabledBindings() const OVERRIDE;
+  virtual TransportDIB* CreateTransportDIB(size_t size) OVERRIDE;
+  virtual void FreeTransportDIB(TransportDIB*) OVERRIDE;
 
   // Like UseInProcessPlugins(), but called before RenderProcess is created
   // and does not allow overriding by tests. This just checks the command line
   // each time.
   static bool InProcessPlugins();
 
  private:
   // Look in the shared memory cache for a suitable object to reuse.
   //   result: (output) the memory found
   //   size: the resulting memory will be >= this size, in bytes
   //   returns: false if a suitable DIB memory could not be found
   bool GetTransportDIBFromCache(TransportDIB** result, size_t size);
 
   // Maybe put the given shared memory into the shared memory cache. Returns
   // true if the SharedMemory object was stored in the cache; otherwise, false
   // is returned.
   bool PutSharedMemInCache(TransportDIB* memory);
 
   void ClearTransportDIBCache();
 
   // Return the index of a free cache slot in which to install a transport DIB
   // of the given size. If all entries in the cache are larger than the given
   // size, this doesn't free any slots and returns -1.
   int FindFreeCacheSlot(size_t size);
 
-  // Create a new transport DIB of, at least, the given size. Return NULL on
-  // error.
-  TransportDIB* CreateTransportDIB(size_t size);
-  void FreeTransportDIB(TransportDIB*);
-
   // A very simplistic and small cache.  If an entry in this array is non-null,
   // then it points to a SharedMemory object that is available for reuse.
   TransportDIB* shared_mem_cache_[2];
 
   // This DelayTimer cleans up our cache 5 seconds after the last use.
   base::DelayTimer<RenderProcessImpl> shared_mem_cache_cleaner_;
 
   // TransportDIB sequence number
   uint32 transport_dib_next_sequence_number_;
 
   bool in_process_plugins_;
 
   // Bitwise-ORed set of extra bindings that have been enabled anywhere in this
   // process.  See BindingsPolicy for details.
   int enabled_bindings_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderProcessImpl);
 };
 
 #endif  // CONTENT_RENDERER_RENDER_PROCESS_IMPL_H_